/**
 * cookie存储
 * @param {string} key 键
 * @param {object} val 值
 * @param {number} time 时间
 */
function setcookie(key,val,time = 10){
    if(typeof val =='object') val = JSON.stringify(val)
    const d = new Date
    d.setTime(d.getTime() - 1000*60*60*8 + 1000*time )
    document.cookie = `${key}=${val};expires=${d}`
}
/**
 *cookie查询
 * @param {*} key 键
 * @return {*} 
 */
function getcookie(key){
    let arr = document.cookie.split(';')
    for (let i = 0; i < array.length; i++) {
        let item = arr[i];
        let tempArr = item.split('=')
        if(tempArr[0] == key) return tempArr[1]
    }
}
/**
 * cookie移除
 * @param {string} key 键
 */
function removecookie(key){
    setcookie(key,null,-1)
}